Last updated: June 2, 2025
In the sun-kissed town of Muara Sabak, Indonesia, understanding the UV Index is essential for ensuring your skin’s health and protecting yourself from sunburn. With a tropical climate that exposes residents and visitors to heightened UV levels, awareness of these fluctuations throughout the day can make a significant difference in preventing harmful effects from UV radiation. The daily UV Index peaks around noon, often reaching hazardous levels—hitting as high as 12—which underscores the necessity for sun safety practices. By tracking UV levels, you can enjoy the vibrant outdoors of Muara Sabak while safeguarding your skin against the sun’s intense rays.
The UV Index throughout the day reveals a dynamic range of solar intensity, peaking at 12 around noon. Starting the day gently, the index registers a low 1 at 7:00 AM, gradually rising to 2 by 8:00 AM. As the sun climbs higher, it reaches 5 by 9:00 AM, then surges to a robust 11 by 11:00 AM, signaling higher caution for outdoor activities. The peak at midday is a daunting 12, urging everyone to seek shade and wear protective gear. The intensity begins to taper off in the afternoon, dropping back to 8 at 2:00 PM and further to 5 by 3:00 PM. By the late afternoon, the index drops significantly to 1 at 5:00 PM and settles at 0 by 6:00 PM, giving a gentle reminder that the sun's might can vary dramatically throughout the day.
| Time | UVI | Category | Time to Burn |
|---|---|---|---|
| 07:00 | 1 | low | 45 min |
| 08:00 | 2 | low | 45 min |
| 09:00 | 5 | moderate | 30 min |
| 10:00 | 8 | very high | 15 min |
| 11:00 | 11 | extreme | 10 min |
| 12:00 | 12 | extreme | 10 min |
| 13:00 | 11 | extreme | 10 min |
| 14:00 | 8 | very high | 15 min |
| 15:00 | 5 | moderate | 30 min |
| 16:00 | 2 | low | 45 min |
| 17:00 | 1 | low | 45 min |
| 18:00 | 0 | low | 45 min |
| 19:00 | 0 | low | 45 min |
Throughout the year, the UV Index consistently remains at an extreme level, with values peaking at 16 in March and remaining high, ranging from 12 to 16 from January to April. Visitors and residents should be particularly cautious between January and April, as these months represent the highest levels of UV radiation. Even in the later months, from May to December, the UV Index stays above 13, maintaining a burn time of just 10 minutes. It is essential for everyone to protect their skin during these high-risk months by wearing sunscreen, protective clothing, and seeking shade whenever possible. Being diligent about sun safety can significantly reduce the risk of sunburn and long-term skin damage.
UV Risk Categories
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Surabaya UVI | 13 | 15 | 14 | 12 | 12 | 10 | 11 | 12 | 14 | 13 | 13 | 13 |
| Bekasi UVI | 14 | 16 | 16 | 14 | 11 | 10 | 10 | 11 | 13 | 15 | 14 | 13 |
| Jakarta UVI | 14 | 16 | 16 | 14 | 11 | 10 | 10 | 11 | 13 | 15 | 14 | 13 |
| Medan UVI | 13 | 15 | 15 | 15 | 14 | 12 | 12 | 13 | 14 | 14 | 13 | 12 |
| Bandung UVI | 15 | 16 | 16 | 15 | 12 | 11 | 11 | 12 | 14 | 15 | 15 | 14 |
| Muara Sabak | 14 | 15 | 16 | 15 | 13 | 12 | 12 | 14 | 14 | 14 | 14 | 13 |